If you want to learn English well, you should practise speaking ______ possible.          [ ]

A. as many as

B. as much as

C. as good as

(112～113题共用题干)
男性，55岁。胃溃疡病史8年，近半年来上腹痛加重，无规律，X线钡餐造影示胃黏膜皱襞增粗，胃窦部见3cm×3cm不规则龛影，突出腔外，胃蠕动正常。胃酸正常。

该患者，应考虑诊断为

A．胃癌

B．胃溃疡

C．胃溃疡不排除恶变

D．胃穿透性溃疡